1 files changed, 82 insertions, 0 deletions
diff --git a/security/nss/lib/freebl/mpi/utils/prng.c b/security/nss/lib/freebl/mpi/utils/prng.c
new file mode 100644
index 000000000..3fbf06cce
--- /dev/null
+++ b/security/nss/lib/freebl/mpi/utils/prng.c
@@ -0,0 +1,82 @@
+/*
+ *  prng.c
+ *
+ *  Command-line pseudo-random number generator
+ *
+ * The contents of this file are subject to the Mozilla Public
+ * License Version 1.1 (the "License"); you may not use this file
+ * except in compliance with the License. You may obtain a copy of
+ * the License at http://www.mozilla.org/MPL/
+ *
+ * Software distributed under the License is distributed on an "AS
+ * IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
+ * implied. See the License for the specific language governing
+ * rights and limitations under the License.
+ *
+ * The Original Code is the MPI Arbitrary Precision Integer Arithmetic
+ * library.
+ *
+ * The Initial Developer of the Original Code is Michael J. Fromberger.
+ * Portions created by Michael J. Fromberger are 
+ * Copyright (C) 1998, 1999, 2000 Michael J. Fromberger. 
+ * All Rights Reserved.
+ *
+ * Contributor(s):
+ *
+ * Alternatively, the contents of this file may be used under the
+ * terms of the GNU General Public License Version 2 or later (the
+ * "GPL"), in which case the provisions of the GPL are applicable
+ * instead of those above.  If you wish to allow use of your
+ * version of this file only under the terms of the GPL and not to
+ * allow others to use your version of this file under the MPL,
+ * indicate your decision by deleting the provisions above and
+ * replace them with the notice and other provisions required by
+ * the GPL.  If you do not delete the provisions above, a recipient
+ * may use your version of this file under either the MPL or the GPL.
+ *
+ *  $Id$
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <limits.h>
+#include <time.h>
+
+#include <unistd.h>
+
+#include "bbs_rand.h"
+
+int main(int argc, char *argv[])
+{
+  unsigned char *seed;
+  unsigned int   ix, num = 1;
+  pid_t          pid;
+  
+  if(argc > 1) {
+    num = atoi(argv[1]);
+    if(num <= 0) 
+      num = 1;
+  }
+
+  pid = getpid();
+  srand(time(NULL) * (unsigned int)pid);
+
+  /* Not a perfect seed, but not bad */
+  seed = malloc(bbs_seed_size);
+  for(ix = 0; ix < bbs_seed_size; ix++) {
+    seed[ix] = rand() % UCHAR_MAX;
+  }
+
+  bbs_srand(seed, bbs_seed_size);
+  memset(seed, 0, bbs_seed_size);
+  free(seed);
+
+  while(num-- > 0) {
+    ix = bbs_rand();
+
+    printf("%u\n", ix);
+  }
+
+  return 0;
+
+}